20121120000102 has 32 divisors (see below), whose sum is σ = 44335285127424. Its totient is φ = 6036939692000.

The previous prime is 20121120000053. The next prime is 20121120000151. The reversal of 20121120000102 is 20100002112102.

It is an interprime number because it is at equal distance from previous prime (20121120000053) and next prime (20121120000151).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1509228258 + ... + 1509241589.

It is an arithmetic number, because the mean of its divisors is an integer number (1385477660232).

Almost surely, 2^{20121120000102} is an apocalyptic number.

20121120000102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20121120000102 is an abundant number, since it is smaller than the sum of its proper divisors (24214165127322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20121120000102 is a wasteful number, since it uses less digits than its factorization.

20121120000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3018469964.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20121120000102 its reverse (20100002112102), we get a palindrome (40221122112204).

The spelling of 20121120000102 in words is "twenty trillion, one hundred twenty-one billion, one hundred twenty million, one hundred two", and thus it is an aban number.